No. of questions -20
Time - 10 min
2.
________ break down detritus into smaller particles
3.
Each tropical level has a certain mass of living material at a particular time called as the
4.
The rate of formation of new organic matter by consumers is called as
5.
In ecosystem, GFC stands for
7.
Who breaks down complex organic matter into inorganic substances like CO2, water etc.
8.
Decomposers are also known as
9.
The green plant in the ecosystem are called
10.
_______ favours decompositions
11.
Producers in an aquatic ecosystem
12.
Decomposition rate is slower if
13.
The process of breaks down complex organic matter into inorganic substances is called as
14.
Plant capture only ______ of the PAR and this amount of energy sustains the entire living world
15.
Humification leads to accumulation of a dark coloured amorphous substance called _______
16.
Bacteria and fungal enzymes degrade detritus into simpler inorganic substances. This process is called as
17.
Which one of the following is called as “farmer’s friend”?
18.
Primary productivity depends on
19.
Generally, primary consumers will be
20.
The standing crop is measured as the
